858961168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{21397}}^1$

素因数の和:21611

約数の個数: 40

約数和(自身を含む): 1801626008

約数和(自身を除く): 942664840

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 193, 208, 386, 772, 1544, 2509, 3088, 5018, 10036, 20072, 21397, 40144, 42794, 85588, 171176, 278161, 342352, 556322, 1112644, 2225288, 4129621, 4450576, 8259242, 16518484, 33036968, 53685073, 66073936, 107370146, 214740292, 429480584, 858961168]

約数ペア:

[(1, 858961168), (2, 429480584), (4, 214740292), (8, 107370146), (13, 66073936), (16, 53685073), (26, 33036968), (52, 16518484), (104, 8259242), (193, 4450576), (208, 4129621), (386, 2225288), (772, 1112644), (1544, 556322), (2509, 342352), (3088, 278161), (5018, 171176), (10036, 85588), (20072, 42794), (21397, 40144)]